matlab实用程序
Posted ChenYuanshen
tags:
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1. 浏览流体数据
h0=figure('toolbar','none',...
'position',[198 56 450 468],...
'name','实例61');
h1=axes('parent',h0,...
'position',[0.3 0.45 0.5 0.5],...
'visible','off');
[x,y,z,v]=flow;
xmin=min(x(:));
ymin=min(y(:));
zmin=min(z(:));
xmax=max(x(:));
ymax=max(y(:));
zmax=max(z(:));
u1=uimenu('parent',h0,...
'tag','u1',...
'label','绘图',...
'background',[0.75 0.75 0.75]);
u11=uimenu('parent',u1,...
'tag','u11',...
'label','绕X轴旋转-45度',...
'background',[0.75 0.75 0.75],...
'callback',[...
'cla,',...
'hslice=surf(linspace(xmin,xmax,100),linspace(ymin,ymax,100),zeros(100));,',...
'rotate(hslice,[-1,0,0],-45),',...
'xd=get(hslice,''xdata'');,',...
'yd=get(hslice,''ydata'');,',...
'zd=get(hslice,''zdata'');']);
u12=uimenu('parent',u1,...
'tag','u12',...
'label','绕Y轴旋转-45度',...
'background',[0.75 0.75 0.75],...
'callback',[...
'cla,',...
'hslice=surf(linspace(xmin,xmax,100),linspace(ymin,ymax,100),zeros(100));,',...
'rotate(hslice,[0,-1,0],-45),',...
'xd=get(hslice,''xdata'');,',...
'yd=get(hslice,''ydata'');,',...
'zd=get(hslice,''zdata'');']);
b1=uicontrol('parent',h0,...
'style','pushbutton',...
'units','points',...
'tag','b1',...
'backgroundcolor',[0.75 0.75 0.75],...
'string','设置颜色',...
'position',[50 120 60 25],...
'callback',[...
'delete(hslice),',...
'h=slice(x,y,z,v,xd,yd,zd);,',...
'set(h,''facecolor'',''interp'',''edgecolor'',''none'',''diffusestrength'',0.8)']);
b2=uicontrol('parent',h0,...
'style','pushbutton',...
'units','points',...
'tag','b2',...
'backgroundcolor',[0.75 0.75 0.75],...
'string','添加切片1',...
'position',[240 120 60 25],...
'callback',[...
'hold on,',...
'hx=slice(x,y,z,v,xmax,[],[]);,',...
'set(hx,''facecolor'',''interp'',''edgecolor'',''none'')']);
b3=uicontrol('parent',h0,...
'style','pushbutton',...
'units','points',...
'tag','b3',...
'backgroundcolor',[0.75 0.75 0.75],...
'string','添加切片2',...
'position',[240 70 60 20],...
'callback',[...
'hold on,',...
'hy=slice(x,y,z,v,ymax,[],[]);,',...
'set(hy,''facecolor'',''interp'',''edgecolor'',''none'')']);
b4=uicontrol('parent',h0,...
'style','pushbutton',...
'units','points',...
'tag','b4',...
'backgroundcolor',[0.75 0.75 0.75],...
'string','添加切片3',...
'position',[240 20 60 20],...
'callback',[...
'hold on,',...
'hz=slice(x,y,z,v,zmax-1,[],[]);,',...
'set(hz,''facecolor'',''interp'',''edgecolor'',''none'')']);
b5=uicontrol('parent',h0,...
'style','pushbutton',...
'units','points',...
'tag','b5',...
'backgroundcolor',[0.75 0.75 0.75],...
'string','灯光效果',...
'position',[50 70 60 20],...
'callback',[...
'daspect([1 1 1]),',...
'axis tight,',...
'box on,',...
'view(-38.5,16),',...
'camzoom(1.4),',...
'camproj perspective,',...
'lightangle(-45,45)']);
b6=uicontrol('parent',h0,...
'style','pushbutton',...
'units','points',...
'tag','b6',...
'backgroundcolor',[0.75 0.75 0.75],...
'string','colorbar',...
'position',[50 20 60 20],...
'callback','colorbar(''horiz'')');
b7=uicontrol('parent',h0,...
'style','pushbutton',...
'units','points',...
'tag','b7',...
'backgroundcolor',[0.75 0.75 0.75],...
'string','关闭',...
'fontsize',14,...
'position',[145 75 60 20],...
'callback','close');
2. 简单计算器：
h0=figure('toolbar','none',...
'position',[200 60 220 240],...
'name','实例62');
b0=uicontrol('parent',h0,...
'units','points',...
'tag','b0',...
'style','pushbutton',...
'string','0',...
'fontsize',12,...
'position',[5 15 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0''&i==0,',...
'errordlg(''数字首位不能为0''),',...
'else,',...
'k=[k,''0''];,',...
'if k==''00'',',...
'k=''0'';,',...
'end,',...
'set(e1,''string'',k);,',...
'end']);
b15=uicontrol('parent',h0,...
'units','points',...
'tag','b15',...
'style','pushbutton',...
'string','=',...
'fontsize',12,...
'position',[45 15 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'k=get(e1,''string'');,',...
'if g==''+'',',...
'm=m+str2num(k);,',...
'end,',...
'if g==''-'',',...
'm=m-str2num(k);,',...
'end,',...
'if g==''*'',',...
'm=m*str2num(k);,',...
'end,',...
'if g==''/'',',...
'if k==''0'',',...
'errordlg(''除数不能为0'');,',...
'end,',...
'm=m/str2num(k);,',...
'end,',...
'set(e1,''string'',num2str(m));,',...
'i=0;']);
b11=uicontrol('parent',h0,...
'units','points',...
'tag','b11',...
'style','pushbutton',...
'string','+',...
'fontsize',12,...
'position',[85 15 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'i=i+1;,',...
'if i==1,',...
'm=str2num(k);,',...
'set(e1,''string'',''0'');,',...
'end,',...
'if i>1,',...
'k=get(e1,''string'');,',...
'if g==''+'',',...
'm=m+str2num(k);,',...
'end,',...
'if g==''-'',',...
'm=m-str2num(k);,',...
'end,',...
'if g==''*'',',...
'm=m*str2num(k);,',...
'end,',...
'if g==''/'',',...
'if k==''0'',',...
'errordlg(''除数不能为0'');,',...
'end,',...
'm=m/str2num(k);,',...
'end,',...
'set(e1,''string'',num2str(m));,',...
'i=1;,',...
'end,',...
'k=''0'';,',...
'g=''+'';']);
b16=uicontrol('parent',h0,...
'units','points',...
'tag','b16',...
'style','pushbutton',...
'string','关闭',...
'fontsize',12,...
'position',[125 15 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback','close');
b1=uicontrol('parent',h0,...
'units','points',...
'tag','b1',...
'style','pushbutton',...
'string','1',...
'fontsize',12,...
'position',[5 45 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0'',',...
'k='''';,',...
'end,',...
'k=[k,''1''];,',...
'set(e1,''string'',k);']);
b2=uicontrol('parent',h0,...
'units','points',...
'tag','b2',...
'style','pushbutton',...
'string','2',...
'fontsize',12,...
'position',[45 45 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0'',',...
'k='''';,',...
'end,',...
'k=[k,''2''];,',...
'set(e1,''string'',k);']);
b3=uicontrol('parent',h0,...
'units','points',...
'tag','b3',...
'style','pushbutton',...
'string','3',...
'fontsize',12,...
'position',[85 45 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0'',',...
'k='''';,',...
'end,',...
'k=[k,''3''];,',...
'set(e1,''string'',k);']);
b14=uicontrol('parent',h0,...
'units','points',...
'tag','b14',...
'style','pushbutton',...
'string','/',...
'fontsize',12,...
'position',[125 45 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'i=i+1;,',...
'if i==1,',...
'm=str2num(k);,',...
'set(e1,''string'',''0'');,',...
'end,',...
'if i>1,',...
'k=get(e1,''string'');,',...
'if k==''0'',',...
'errordlg(''除数不能为0'');,',...
'end,',...
'if ~(k==''0''),',...
'if g==''+'',',...
'm=m+str2num(k);,',...
'end,',...
'if g==''-'',',...
'm=m-str2num(k);,',...
'end,',...
'if g==''*'',',...
'm=m*str2num(k);,',...
'end,',...
'if g==''/'',',...
'm=m/str2num(k);,',...
'end,',...
'set(e1,''string'',num2str(m));,',...
'end,',...
'i=1;,',...
'end,',...
'k=''0'';,',...
'g=''/'';']);
b4=uicontrol('parent',h0,...
'units','points',...
'tag','b4',...
'style','pushbutton',...
'string','4',...
'fontsize',12,...
'position',[5 75 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0'',',...
'k='''';,',...
'end,',...
'k=[k,''4''];,',...
'set(e1,''string'',k);']);
b5=uicontrol('parent',h0,...
'units','points',...
'tag','b5',...
'style','pushbutton',...
'string','5',...
'fontsize',12,...
'position',[45 75 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0'',',...
'k='''';,',...
'end,',...
'k=[k,''5''];,',...
'set(e1,''string'',k);']);
b6=uicontrol('parent',h0,...
'units','points',...
'tag','b6',...
'style','pushbutton',...
'string','6',...
'fontsize',12,...
'position',[85 75 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0'',',...
'k='''';,',...
'end,',...
'k=[k,''6''];,',...
'set(e1,''string'',k);']);
b13=uicontrol('parent',h0,...
'units','points',...
'tag','b13',...
'style','pushbutton',...
'string','*',...
'fontsize',12,...
'position',[125 75 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'i=i+1;,',...
'if i==1,',...
'm=str2num(k);,',...
'set(e1,''string'',''0'');,',...
'end,',...
'if i>1,',...
'k=get(e1,''string'');,',...
'if g==''+'',',...
'm=m+str2num(k);,',...
'end,',...
'if g==''-'',',...
'm=m-str2num(k);,',...
'end,',...
'if g==''*'',',...
'm=m*str2num(k);,',...
'end,',...
'if g==''/'',',...
'if k==''0'',',...
'errordlg(''除数不能为0'');,',...
'end,',...
'm=m/str2num(k);,',...
'end,',...
'set(e1,''string'',num2str(m));,',...
'i=1;,',...
'end,',...
'k=''0'';,',...
'g=''*'';']);
b7=uicontrol('parent',h0,...
'units','points',...
'tag','b7',...
'style','pushbutton',...
'string','7',...
'fontsize',12,...
'position',[5 105 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0'',',...
'k='''';,',...
'end,',...
'k=[k,''7''];,',...
'set(e1,''string'',k);']);
b8=uicontrol('parent',h0,...
'units','points',...
'tag','b8',...
'style','pushbutton',...
'string','8',...
'fontsize',12,...
'position',[45 105 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0'',',...
'k='''';,',...
'end,',...
'k=[k,''8''];,',...
'set(e1,''string'',k);']);
b9=uicontrol('parent',h0,...
'units','points',...
'tag','b9',...
'style','pushbutton',...
'string','9',...
'fontsize',12,...
'position',[85 105 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'if k==''0'',',...
'k='''';,',...
'end,',...
'k=[k,''9''];,',...
'set(e1,''string'',k);']);
b12=uicontrol('parent',h0,...
'units','points',...
'tag','b12',...
'style','pushbutton',...
'string','-',...
'fontsize',12,...
'position',[125 105 35 20],...
'backgroundcolor',[0.75 0.75 0.75],...
'callback',[...
'i=i+1;,',...
'if i==1,',...
'm=str2num(k);,',...
'set(e1,''string'',''0'');,',...
'end,',...
'if i>1,',...
'k=get(e1,''string'');,',...
'if g==''+'',',...
'm=m+str2num(k);,',...
'end,',...
'if g==''-'',',...
'm=m-str2num(k);,',...
'end,',...
'if g==''*'',',...
'm=m*str2num(k);,',...
'end,',...
'if g==''/'',',...
'if k==''0'',',...
'errordlg(''除数不能为0'');,',...
'end,',...
'm=m/str2num(k);,',...
'end,',...
'set(e1,''string'',num2str(m));,',...
'i=1;,',...
'end,',...
'k=''0'';,',...
'g=''-'';']);
e1=uicontrol('parent',h0,...
'units','points',...
'tag','e1',...
'style','edit',...
'horizontalalignment','right',...
'fontsize',12,...
'string','0',...
'position',[45 135 115 20],...
'backgroundcolor',[1 1 1]);
k=get(e1,'string');
i=0;
m=0;
3. 字母统计
h0=figure('toolbar','none',...
'position',[200 150 350 200],...
'name','实例63');
choose=1;
e1=uicontrol('parent',h0,...
'units','points',...
'tag','e1',...
'style','edit',...
'backgroundcolor',[1 1 1],...
'min',0,...
'max',2,...
'fontsize',12,...
'horizontalalignment','left',...
'position',[20 20 120 100]);
t1=uicontrol('parent',h0,...
'units','points',...
'tag','t1',...
'style','text',...
'string','请输入字母（大小写皆可）：',...
'fontsize',10,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[20 125 120 15]);
b1=uicontrol('parent',h0,...
'units','points',...
'tag','b1',...
'style','pushbutton',...
'string','开始统计',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[180 100 60 20],...
'callback',[...
's=get(e1,''string'');,',...
'n=length(s);,',...
'jb=0;,',...
'jl=0;,',...
'for i=1:n,',...
'if (abs(s(i))>64)&(abs(s(i))<91),',...
'jb=jb+1;,',...
'end,',...
'if (abs(s(i))>96)&(abs(s(i))<123),',...
'jl=jl+1;,',...
'end,',...
'end,',...
'j=jb+jl;,',...
'if choose==1,',...
'msgbox([''共有字母'',num2str(j),''个！'',''其中大写字母'',num2str(jb),''个！''],''统计结果''),',...
'end,',...
'if choose==2,',...
'msgbox([''共有字母'',num2str(j),''个！'',''其中小写字母'',num2str(jl),''个！''],''统计结果'');,',...
'end']);
u1=uimenu('parent',h0,...
'label','字母分类',...
'backgroundcolor',[0.75 0.75 0.75],...
'tag','u1');
u11=uimenu('parent',u1,...
'label','大写字母',...
'backgroundcolor',[0.75 0.75 0.75],...
'tag','u11',...
'checked','on',...
'callback',[...
'set(u11,''checked'',''on'');,',...
'set(u12,''checked'',''off'');,',...
'choose=1;']);
u12=uimenu('parent',u1,...
'label','小写字母',...
'backgroundcolor',[0.75 0.75 0.75],...
'tag','u12',...
'callback',[...
'set(u12,''checked'',''on'');,',...
'set(u11,''checked'',''off'');,',...
'choose=2;']);
b2=uicontrol('parent',h0,...
'units','points',...
'tag','b2',...
'style','pushbutton',...
'string','清除',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[180 60 60 20],...
'callback','set(e1,''string'','''')');
b3=uicontrol('parent',h0,...
'units','points',...
'tag','b3',...
'style','pushbutton',...
'string','关闭',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[180 20 60 20],...
'callback','close');
4. 图形的几何操作：
h0=figure('toolbar','none',...
'position',[200 150 300 150],...
'name','实例64');
now=fix(clock);
e1=uicontrol('parent',h0,...
'units','points',...
'tag','e1',...
'style','edit',...
'backgroundcolor',[1 1 1],...
'horizontal','right',...
'fontsize',12,...
'position',[20 80 30 20],...
'string',num2str(now(1)));
t1=uicontrol('parent',h0,...
'units','points',...
'tag','t1',...
'style','text',...
'string','年',...
'backgroundcolor',[0.75 0.75 0.75],...
'fontsize',14,...
'position',[55 80 20 20]);
e2=uicontrol('parent',h0,...
'units','points',...
'tag','e2',...
'style','edit',...
'backgroundcolor',[1 1 1],...
'horizontal','right',...
'fontsize',12,...
'position',[80 80 30 20],...
'string',num2str(now(2)));
t2=uicontrol('parent',h0,...
'units','points',...
'tag','t2',...
'style','text',...
'string','月',...
'backgroundcolor',[0.75 0.75 0.75],...
'fontsize',14,...
'position',[115 80 20 20]);
e3=uicontrol('parent',h0,...
'units','points',...
'tag','e3',...
'style','edit',...
'horizontal','right',...
'backgroundcolor',[1 1 1],...
'fontsize',12,...
'position',[140 80 30 20],...
'string',num2str(now(3)));
t3=uicontrol('parent',h0,...
'units','points',...
'tag','t3',...
'style','text',...
'string','日',...
'backgroundcolor',[0.75 0.75 0.75],...
'fontsize',14,...
'position',[175 80 20 20]);
e4=uicontrol('parent',h0,...
'units','points',...
'tag','e4',...
'style','edit',...
'backgroundcolor',[1 1 1],...
'horizontal','right',...
'fontsize',12,...
'position',[20 30 100 20],...
'string',[num2str(now(4)),'：',num2str(now(5)),'：',num2str(now(6))]);
b1=uicontrol('parent',h0,...
'units','points',...
'tag','b1',...
'style','pushbutton',...
'backgroundcolor',[0.75 0.75 0.75],...
'string','关闭',...
'fontsize',12,...
'position',[150 30 50 20],...
'callback',[...
'k=1;,',...
'close']);
k=0;
while find(get(0,'children'))==h0
now1=fix(clock)
set(e1,'string',num2str(now1(1)));
set(e2,'string',num2str(now1(2)));
set(e3,'string',num2str(now1(3)));
set(e4,'string',[num2str(now1(4)),'：',num2str(now1(5)),'：',num2str(now1(6))]);
pause(1)
if k==1
break
end
end
5. 时间计算器：
h0=figure('toolbar','none',...
'position',[200 150 300 250],...
'name','实例65');
huidiao=[...
'k=0;,',...
'fyear=str2num(get(e1,''string''));,',...
'fmonth=str2num(get(e2,''string''));,',...
'fday=str2num(get(e3,''string''));,',...
'syear=str2num(get(e4,''string''));,',...
'smonth=str2num(get(e5,''string''));,',...
'sday=str2num(get(e6,''string''));,',...
'month=[0 31 28 31 30 31 30 31 31 30 31 30 31];,',...
'k=fix(fyear/4);,',...
'if rem(fyear,4)==0,',...
'month(3)=29;,',...
'else,',...
'k=k+1;,',...
'month(3)=28;,',...
'end,',...
'sum=0;,',...
'for i=1:fmonth,',...
'sum=sum+month(i);,',...
'end,',...
'fdday=fyear*365+sum+fday+k;,',...
'l=fix(syear/4);,',...
'if rem(syear,4)==0,',...
'month(3)=29;,',...
'else,',...
'l=l+1;,',...
'month(3)=28;,',...
'end,',...
'ssum=0;,',...
'for i=1:smonth,',...
'ssum=ssum+month(i);,',...
'end,',...
'sdday=syear*365+ssum+sday+l;,',...
'dday=abs(fdday-sdday);,',...
'set(e7,''string'',[num2str(dday),''天'']);'];
t0=uicontrol('parent',h0,...
'units','points',...
'tag','t0',...
'style','text',...
'string','开始日期：',...
'horizontalalignment','right',...
'fontsize',15,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[10 160 80 20]);
t8=uicontrol('parent',h0,...
'units','points',...
'tag','t8',...
'style','text',...
'string','结束日期：',...
'horizontalalignment','right',...
'fontsize',15,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[115 160 80 20]);
e1=uicontrol('parent',h0,...
'units','points',...
'tag','e1',...
'style','edit',...
'horizontalalignment','right',...
'backgroundcolor',[1 1 1],...
'position',[20 130 50 20]);
t1=uicontrol('parent',h0,...
'units','points',...
'tag','t1',...
'style','text',...
'string','年',...
'horizontalalignment','left',...
'fontsize',15,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[75 130 20 20]);
e2=uicontrol('parent',h0,...
'units','points',...
'tag','e2',...
'style','edit',...
'horizontalalignment','right',...
'backgroundcolor',[1 1 1],...
'position',[20 100 50 20]);
t2=uicontrol('parent',h0,...
'units','points',...
'tag','t2',...
'style','text',...
'string','月',...
'horizontalalignment','left',...
'fontsize',15,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[75 100 20 20]);
e3=uicontrol('parent',h0,...
'units','points',...
'tag','e3',...
'style','edit',...
'horizontalalignment','right',...
'backgroundcolor',[1 1 1],...
'position',[20 70 50 20]);
t3=uicontrol('parent',h0,...
'units','points',...
'tag','t3',...
'style','text',...
'string','日',...
'horizontalalignment','left',...
'fontsize',15,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[75 70 20 20]);
e4=uicontrol('parent',h0,...
'units','points',...
'tag','e4',...
'style','edit',...
'horizontalalignment','right',...
'backgroundcolor',[1 1 1],...
'position',[120 130 50 20]);
t4=uicontrol('parent',h0,...
'units','points',...
'tag','t4',...
'style','text',...
'string','年',...
'horizontalalignment','left',...
'fontsize',15,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[175 130 20 20]);
e5=uicontrol('parent',h0,...
'units','points',...
'tag','e5',...
'style','edit',...
'horizontalalignment','right',...
'backgroundcolor',[1 1 1],...
'position',[120 100 50 20]);
t5=uicontrol('parent',h0,...
'units','points',...
'tag','t5',...
'style','text',...
'string','月',...
'horizontalalignment','left',...
'fontsize',15,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[175 100 20 20]);
e6=uicontrol('parent',h0,...
'units','points',...
'tag','e6',...
'style','edit',...
'horizontalalignment','right',...
'backgroundcolor',[1 1 1],...
'position',[120 70 50 20]);
t6=uicontrol('parent',h0,...
'units','points',...
'tag','t6',...
'style','text',...
'string','日',...
'horizontalalignment','left',...
'fontsize',15,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[175 70 20 20]);
b1=uicontrol('parent',h0,...
'units','points',...
'tag','b1',...
'style','pushbutton',...
'string','计算日期',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[20 40 50 20],...
'callback',huidiao);
b2=uicontrol('parent',h0,...
'units','points',...
'tag','b2',...
'style','pushbutton',...
'string','关闭',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[20 10 50 20],...
'callback','close');
e7=uicontrol('parent',h0,...
'units','points',...
'tag','e7',...
'style','edit',...
'horizontalalignment','right',...
'backgroundcolor',[1 1 1],...
'position',[120 10 80 20]);
t7=uicontrol('parent',h0,...
'units','points',...
'tag','t7',...
'style','text',...
'string','两个日期相差：',...
'horizontalalignment','right',...
'fontsize',15,...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[100 30 110 20]);
6. 数字操作
h0=figure('toolbar','none',...
'position',[200 150 350 200],...
'name','实例66');
e1=uicontrol('parent',h0,...
'units','points',...
'tag','e1',...
'style','edit',...
'backgroundcolor',[1 1 1],...
'position',[20 90 80 20],...
'fontsize',12,...
'horizontalalignment','right');
e2=uicontrol('parent',h0,...
'units','points',...
'tag','e2',...
'style','edit',...
'backgroundcolor',[1 1 1],...
'position',[160 90 80 20],...
'fontsize',12,...
'horizontalalignment','right');
t1=uicontrol('parent',h0,...
'units','points',...
'tag','t1',...
'style','text',...
'string','初始数值（十进制）：',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[15 110 90 20],...
'fontsize',12,...
'horizontalalignment','left');
t2=uicontrol('parent',h0,...
'units','points',...
'tag','t2',...
'style','text',...
'string','转换结果：',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[155 110 90 20],...
'fontsize',12,...
'horizontalalignment','left');
b1=uicontrol('parent',h0,...
'units','points',...
'tag','b1',...
'style','pushbutton',...
'string','二进制',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[30 50 50 20],...
'callback',[...
'k=get(e1,''string'');,',...
'k2=str2num(k);,',...
'bk=dec2bin(k2);,',...
'set(e2,''string'',num2str(bk));']);
b2=uicontrol('parent',h0,...
'units','points',...
'tag','b2',...
'style','pushbutton',...
'string','清除',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[170 50 50 20],...
'callback',[...
'set(e1,''string'','''');,',...
'set(e2,''string'','''');']);
b3=uicontrol('parent',h0,...
'units','points',...
'tag','b3',...
'style','pushbutton',...
'string','十六进制',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[30 15 50 20],...
'callback',[...
'k=get(e1,''string'');,',...
'k3=str2num(k);,',...
'hk=dec2hex(k3);,',...
'set(e2,''string'',num2str(hk));']);
b4=uicontrol('parent',h0,...
'units','points',...
'tag','b4',...
'style','pushbutton',...
'string','关闭',...
'backgroundcolor',[0.75 0.75 0.75],...
'position',[170 15 50 20],...
'callback','close'); 
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